UPD161831 Просмотр технического описания (PDF) - NEC => Renesas Technology

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производитель

UPD161831

240/244-OUTPUT TFT-LCD SOURCE DRIVER WITH TIMING GENERATOR (COMPATIBLE WITH 64-GRAY SCALES)

NEC => Renesas Technology 

µPD161831

3.7 Other Control Pins

Pin Symbol

Pin Name

Pin Name

TESTIN1 to TEST input

515 to 512

TESTIN4

TESTOUT

TEST output

511

TEST_COM2 TEST output

414, 415

TEST_VCLAMP TEST output

412, 413

5 BGR_O

Hand cap regulator 416

5

PVCC

output

Power supply for

445

5

PVSS

pull-up

Power supply for

456

pull-down

VCC

Logic supply voltage 427 to 430

VSS

Driver ground

327 to 331.

431 to 435

Dummy

Dummy

1 to 4,

249 to 282,

319 to 326,

419 to 426,

462 to 466,

486 to 490,

526 to 532

I/O

Input

Description

Keep this pin low-level or leave it open.

Output

Output

Output

Output

Leave this pin open.

Leave this pin open.

Leave this pin open.

Leave this pin open.

−

This is pull-up power supply for mode setting pin.

−

This is pull-down power supply for mode setting pin.

−

2.2 to 3.6 V

−

Grounding

−

Dummy pin

Caution To avoid latch-up failure, the sequence when turning on the power must be VCC → logic input →

booster voltage for rising → gray-scale power supply (V0-V4), and the reverse sequence when

turning off the power. Follow this sequence during shift periods as well.

12

Preliminary Product Information S16269EJ2V0PM

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